129122561 (number)

129122561 is an odd 9-digits composite number following 129122560 and preceding 129122562. In scientific notation, it is written as 1.29122561 × 10^8. The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors. There are 128739072 positive integers (up to 129122561) that are relatively prime to 129122561.

Interesting facts

Basic properties

Name

Name one hundred twenty-nine million one hundred twenty-two thousand five hundred sixty-one

Notation

Scientific notation 1.29122561 × 10^8
Engineering notation 1.29122561 × 10^6

Prime Factorization of 129122561

Prime Factorization 337 × 383153

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 129122561
Product of the distinct prime numbers

The prime factorization of 129122561 is 337 × 383153. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 129122561)

Multiplication

n×y
n×2 258245122
n×3 387367683
n×4 516490244
n×5 645612805

Division

n÷y
n÷2 64561280.5
n÷3 43040853.666667
n÷3 32280640.25
n÷5 25824512.2

Exponentiation

ny
n2 16672635759198721
n3 2.1528134278479E+24
n4 2.7797678315891E+32
n5 3.589307414002E+40

Nth Root

y√n
2√n 11363.210857852
3√n 505.43740295328
4√n 106.59836236008
5√n 41.898688231352

Divisors of 129122561

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -129122560
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 129122561 can be divided by 4 positive divisors. The sum of these divisors (counting 129122561) is 1, the average is 0.25.

Base conversion 129122561

Base System Value
2 Binary 111101100100100000100000001
3 Ternary 22222222002212002
4 Quaternary 13230210010001
5 Quinary 231023410221
6 Senary 20451313345
8 Octal 754440401
10 Decimal 129122561
12 Duodecimal 372ab855
16 Hexadecimal 7b24101
20 Vigesimal 2070681
36 Base36 24vjlt

Cryptographic Hash Functions

md5 411b83e294cca333b7f82e7806d641de
sha1 d5276ae82bc1f05dea1101a39000208b7968a433
sha256 57cc0a970b76e37d4ff96f541a17e3f37ee9755a4537a3dd71bc5fede72bff3f
sha512 7fae7b3be63533f7de901df9796087390c748c97354336653fc5ff20480f08100fdec9a7b32d587110a00726093d8c791f65aa36a189673e844f2757723025ae
ripemd-160 5102b6aa5c30c3fbb4851f2e296a9ccc214ec117

129122561 as geometric shapes

Circle

Radius = n
Diameter 258245122
Circumference 811300978.1006
Area 5.2378630017077E+16

Sphere

Radius = n
Volume 9.017683799302E+24
Surface area 2.0951452006831E+17
Circumference 811300978.1006

Square

Length = n
Perimeter 516490244
Area 16672635759198721
Diagonal 182606876.97455

Cube

Length = n
Surface area 100035814555192326
Volume 2.1528134278479E+24
Space diagonal 223646836.05541

Equilateral Triangle

Length = n
Perimeter 387367683
Area 7.2194630577555E+15
Altitude 111823418.02771

Triangular Pyramid

Length = n
Surface area 7.2194630577555E+15
Volume 2.5371149557679E+23
Height 60868958.991516